中国种子植物新资料

Newly recorded seed plants in China

【目的】青藏高原因其特殊的地理位置、丰富的植被类型及复杂多变的气候条件,使其拥有独特而宝贵的植物资源。明确该地区植物本底资料及地理分布对本区域植物区系研究有着十分重要的意义。【方法和结果】文章以西藏自治区定日县嘎玛沟区域高山植物多样性及区系调查为基础,发现3个中国新记录种,即盔角马先蒿(Pedicularis cornigera T.Yamaz.)、细齿滇藁本[Hymenidium dentatum(DC.)Pimenov&Kljuykov]、噶穆兔耳草(Lagotis kunawurensis Rupr.)。【结论】文章对以上3个中国新记录种进行报道,对于研究该地区植物组成具有一定参考价值,同时为青藏高原植物多样性保护及植物系统分类补充新资料。

[Objective]The Qinghai-Tibet Plateau possesses unique and valuable plant resources due to its special geographical location,rich vegetation types,and complex and variable climatic conditions.Understanding plant background information and geographical distribution are of great importance to the study of the flora in this region.[Methods and Results]In this paper,three newly recorded plant species,namely Pedicularis cornigera T.Yamaz.,Hymenidium dentatum(DC.)Pimenov&Kljuykov,and Lagotis kunawurensis Rupr.,were discovered based on the survey of the alpine plant diversity and flora in the Karma Gorge region of Tingri County,Tibet Autonomous Region.[Conclusion]This paper reports three newly recorded plant species,which provides reference for the study of plant composition in this region.It provides additional information for plant diversity conservation and systematic classification in the Qinghai-Tibet Plateau.